:root{--bg-void: #0b0714;--bg-surface: #161022;--bg-surface-2: #1e1730;--bg-surface-3: #281f3d;--violet: #9333ea;--violet-glow: #a855f7;--magenta: #d946ef;--gold: #d4af37;--text-primary: #f5f0ff;--text-secondary: #b8aad1;--text-muted: #6b5f87;--border: #2e2447;--border-strong: #3d3160;--radius: 14px;--radius-sm: 10px;--font-display: "Unbounded", sans-serif;--font-body: "Manrope", sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg-void);color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased}button,input,textarea{font-family:inherit;color:inherit}.btn-primary{background:linear-gradient(135deg,var(--violet),var(--magenta));color:#fff;border:none;padding:12px 22px;border-radius:var(--radius-sm);font-weight:700;font-size:15px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;box-shadow:0 4px 20px #9333ea59}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 26px #9333ea80}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-surface-3);border:1px solid var(--border-strong);color:var(--text-primary);padding:10px 18px;border-radius:var(--radius-sm);font-weight:600;cursor:pointer}.btn-secondary:hover{border-color:var(--violet-glow)}.btn-ghost{background:transparent;border:none;color:var(--text-secondary);font-weight:600;cursor:pointer;padding:8px 4px;align-self:flex-start}.btn-ghost:hover{color:var(--violet-glow)}.btn-ghost.small{font-size:13px;padding:4px}.chip{background:var(--bg-surface-2);border:1px solid var(--border);color:var(--text-primary);padding:10px 16px;border-radius:999px;font-weight:600;font-size:14px;cursor:pointer;transition:border-color .15s ease,background .15s ease}.chip:hover:not(:disabled){border-color:var(--violet-glow)}.chip.active{background:linear-gradient(135deg,var(--violet),var(--magenta));border-color:transparent;color:#fff}.chip:disabled{opacity:.5;cursor:not-allowed}.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 20px}input,textarea{background:var(--bg-surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;font-size:15px;width:100%;outline:none}input:focus,textarea:focus{border-color:var(--violet-glow)}input::placeholder,textarea::placeholder{color:var(--text-muted)}.textarea{resize:vertical;margin-bottom:14px}.field-row{margin-bottom:16px}.splash{height:100%;display:flex;align-items:center;justify-content:center;background:var(--bg-void)}.logo-mark{font-family:var(--font-display);font-weight:900;font-size:40px;width:84px;height:84px;border-radius:22px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--violet),var(--magenta));box-shadow:0 0 60px #a855f780;animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}.auth-screen{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(circle at 20% 20%,rgba(147,51,234,.25),transparent 45%),radial-gradient(circle at 80% 80%,rgba(217,70,239,.18),transparent 45%),var(--bg-void)}.auth-card{width:100%;max-width:400px;background:var(--bg-surface);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:0 20px 60px #0006}.brand{display:flex;align-items:center;gap:14px;margin-bottom:28px}.brand-mark{font-family:var(--font-display);font-weight:900;font-size:22px;width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--violet),var(--magenta));flex-shrink:0}.brand-mark.small{width:36px;height:36px;font-size:16px;border-radius:10px}.brand-title{font-family:var(--font-display);font-weight:700;font-size:22px;margin:0;text-transform:lowercase;letter-spacing:.5px}.brand-sub{margin:2px 0 0;font-size:13px;color:var(--gold);text-transform:uppercase;letter-spacing:1px;font-weight:600}.telegram-slot{display:flex;justify-content:center;min-height:40px;margin-bottom:20px}.divider{display:flex;align-items:center;text-align:center;color:var(--text-muted);font-size:13px;margin:20px 0}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid var(--border)}.divider span{padding:0 12px}.mode-switch{display:flex;background:var(--bg-surface-2);border-radius:var(--radius-sm);padding:4px;margin-bottom:20px}.mode-btn{flex:1;background:transparent;border:none;padding:10px;border-radius:8px;color:var(--text-secondary);font-weight:600;cursor:pointer}.mode-btn.active{background:var(--bg-surface-3);color:var(--text-primary)}.auth-form{display:flex;flex-direction:column;gap:12px}.form-error{color:#f87171;font-size:13px;margin:0}.app-shell{display:flex;height:100%}.sidebar{width:240px;flex-shrink:0;background:var(--bg-surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:6px 10px 24px}.sidebar-brand-text{font-family:var(--font-display);font-weight:700;text-transform:lowercase;letter-spacing:.5px}.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}.nav-item{display:flex;align-items:center;gap:12px;background:transparent;border:none;color:var(--text-secondary);padding:12px 14px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;cursor:pointer;text-align:left}.nav-item:hover{background:var(--bg-surface-2);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#9333ea40,#d946ef26);color:var(--text-primary);box-shadow:inset 0 0 0 1px #a855f766}.nav-icon{font-size:18px}.sidebar-footer{border-top:1px solid var(--border);padding-top:14px;display:flex;flex-direction:column;gap:10px}.user-chip{display:flex;align-items:center;gap:10px;padding:6px 8px}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--bg-surface-3);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--gold);flex-shrink:0}.user-name{font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.content{flex:1;overflow-y:auto;padding:32px 40px}.view{max-width:640px;display:flex;flex-direction:column}.screen-header{margin-bottom:20px}.screen-header h2{font-family:var(--font-display);font-size:24px;margin:0 0 6px}.screen-header p{color:var(--text-secondary);margin:0;font-size:14px}.empty-hint{color:var(--text-muted);font-size:14px}.step-question{font-weight:600;margin:4px 0}.chat-log{display:flex;flex-direction:column;gap:10px;margin-bottom:16px;min-height:120px}.bubble{padding:12px 16px;border-radius:var(--radius);max-width:85%;line-height:1.5;font-size:15px;white-space:pre-wrap}.bubble-user{align-self:flex-end;background:linear-gradient(135deg,var(--violet),var(--magenta));color:#fff;border-bottom-right-radius:4px}.bubble-bot{align-self:flex-start;background:var(--bg-surface-2);border:1px solid var(--border);border-bottom-left-radius:4px}.composer{display:flex;gap:10px}.composer input{flex:1}.inline-actions{display:flex;align-items:center;gap:14px;margin:4px 0 16px}.saved-msg{color:var(--gold);font-size:13px;font-weight:600}.topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.topic-card{background:var(--bg-surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:24px 16px;font-weight:700;font-size:15px;color:var(--text-primary);cursor:pointer;text-align:center}.topic-card:hover{border-color:var(--violet-glow);background:var(--bg-surface-3)}.result-card{background:var(--bg-surface-2);border:1px solid var(--border-strong);border-left:3px solid var(--gold);border-radius:var(--radius-sm);padding:16px 18px;margin:12px 0 20px;white-space:pre-wrap;font-size:14px;line-height:1.6}.result-label{color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;margin:0 0 6px}.fav-list{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.fav-item{background:var(--bg-surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.fav-item p{margin:0;font-size:14px;line-height:1.5;white-space:pre-wrap}@media (max-width: 780px){.app-shell{flex-direction:column}.sidebar{width:100%;flex-direction:row;align-items:center;padding:10px 12px;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border)}.sidebar-brand{padding:0 10px 0 0}.sidebar-nav{flex-direction:row;flex:none}.nav-item span:last-child{display:none}.sidebar-footer{display:none}.content{padding:20px}}